From: Roger Pack <rogerpack2005@...>
Date: 2007-08-29T03:04:39+09:00
Subject: Re: socket 10s hangs

I think that did it! Thank you!
Where is the documentation for this stuff???

I assume that it does a reverse lookup on every socket? If that's the 
case I might <cough> put in a request to ruby to only do reverse DNS 
when it is requested (lazily)...hmm...

Joel VanderWerf wrote:
> Roger Pack wrote:
>> Question: anybody ever had the situation of a socket create or send that
>> freezes all thread for multiples of 10s?  (i.e. 10 or 20 or
>> 30--exactly?)  Odd, isn't it?  Thanks! [note this is tcp sockets to IP
>> addresses, not hostnames, so it is most likely not a DNS latency]
>> -Roger
> 
> Does it help if you do
> 
> Socket.do_not_reverse_lookup = true
> 
> before you start using sockets?

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